function SetCookie(name, value) {
	var argv = SetCookie.arguments;
	var argc = SetCookie.arguments.length;
	var expires = (2 < argc) ? argv[2] : null;
	var path = (3 < argc) ? argv[3] : null;
	var domain = (4 < argc) ? argv[4] : null;
	var secure = (5 < argc) ? argv[5] : false;
	document.cookie = name + "=" + escape(value) + ((expires == null) ? "" : ("; expires=" + expires.toGMTString()))
			+ ((path == null) ? "" : ("; path=" + path)) + ((domain == null) ? "" : ("; domain=" + domain)) + ((secure == true) ? "; secure" : "");
}

function GetCookie(Name) {
	var search = Name + "=";
	var returnvalue = "";
	if (document.cookie.length > 0) {
		offset = document.cookie.indexOf(search);
		if (offset != -1) {
			offset += search.length;
			end = document.cookie.indexOf(";", offset);
			if (end == -1)
				end = document.cookie.length;
			returnvalue = unescape(document.cookie.substring(offset, end));
		}
	}
	return returnvalue;
}

var thisskin, skin;
thisskin = GetCookie("nowskin");
skin = document.getElementById("skin");
if (thisskin != "")
	skin.href = thisskin;
else
	skin.href = "css/blackstyle.css";

function changecss(url) {
	if (url != "") {
		skin.href = "css/" + url;
		var expdate = new Date();
		expdate.setTime(expdate.getTime() + (24 * 60 * 60 * 1000 * 30));
		// expdate=null;
		// 以下设置COOKIES时间为1年,自己随便设置该时间.
		SetCookie("nowskin", url, expdate, "/", null, false);
	}
	$.mobile.changePage("index.html", {
		transition : "none"
	});
}
